• Senior IT Systems

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... but are not limited to:** + Providing end-user support to personnel utilizing ITD IT systems . + Triaging help desk tickets for a broad range of service requests… more
    ManTech (08/20/25)
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  • Senior IT Systems

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... but are not limited to:** + Providing end-user support to personnel utilizing ITD IT systems . + Triaging help desk tickets for a broad range of service requests… more
    ManTech (08/20/25)
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  • Senior Systems Administrator

    V2X (Springfield, VA)
    …as the customer's Enterprise IT System, Applications, and Services catalogs. + The Senior Systems Administrator also supports the mid-to- senior level ... complex challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator III Generalist - active TS/SCI… more
    V2X (09/05/25)
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  • Senior Systems Administrator

    V2X (Springfield, VA)
    …maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports the information technology ( IT ) Operations and Maintenance ... complex challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI… more
    V2X (08/07/25)
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  • G2 Directory Services Engineer / Senior

    General Dynamics Information Technology (Fairfax, VA)
    …an opportunity as a **Directory Services Engineer / Senior Systems Administrator ** with GDIT. A career in enterprise IT means connecting and enhancing ... Our work depends on a **Directory Services Engineer / Senior Systems Administrator ** joining our...centers. + Installs, configures and maintains virtual hosts, operating systems , applications and databases. + Documents IT more
    General Dynamics Information Technology (07/11/25)
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  • Senior Systems Administrator

    BAE Systems (Chantilly, VA)
    …Other incentives may be available based on position level and/or job specifics. ** Senior Systems Administrator ** **115375BR** EEO Career Site Equal ... processing requirements. Performs software installations and upgrades to operating systems and layered software packages. Schedules installations and upgrades and… more
    BAE Systems (09/09/25)
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  • Senior Specialist Systems

    L3Harris (Springfield, VA)
    …Job Title: Senior Specialist, Systems Engineering - Information Technology Senior Systems Administrator (Active TS/SCI w/ CI Poly Required) Job ... (100% Onsite) Job Description: L3Harris Technologies is seeking an experienced Information Technology Senior Systems Administrator or Mid-to- Senior Level… more
    L3Harris (09/04/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Quantico, VA)
    …Description:** Transform technology into opportunity as a ** Senior Systems Administrator ** with GDIT. A career in enterprise IT means connecting and ... potential, or suspected criminal, terrorism, sabotage, espionage and subversive activities. **HOW OUR SENIOR SYSTEMS ADMINISTRATOR WILL MAKE AN IMPACT:** +… more
    General Dynamics Information Technology (08/09/25)
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  • Senior Linux Systems

    ManTech (Chantilly, VA)
    **MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA** This opportunity allows you to become ... drive impactful solutions in support of critical government missions. As a ** Senior Linux Systems Administrator ,** you will help maintain and enhance the… more
    ManTech (08/30/25)
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  • Senior Network/ Systems

    GovCIO (Richmond, VA)
    **Overview** GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be located in ... USD $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4892/ senior -network- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2024-4892_… more
    GovCIO (07/10/25)
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